CVE-2026-69421
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk24th percentile - higher than 24% of all known CVEs
Summary
Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized attacker to elevate privileges locally.
Risk Assessment
A local attacker could exploit the flaw to escalate privileges and take over the system.
Recommendation
Apply the latest Windows security updates.
Other vulnerabilities in Windows Kernel Mode Driver
See all- CVE-2024-35250HighActively exploited
A vulnerability in the Windows kernel-mode driver allows elevation of privilege. This flaw can be exploited by a local attacker to gain system-level privileges.
- CVE-2024-30084High
A vulnerability in the Windows kernel-mode driver allows elevation of privilege. An attacker who successfully exploits it can gain SYSTEM privileges.
- CVE-2026-58602High
In Windows Kernel Mode Driver, a use-after-free vulnerability allows an authorized attacker to elevate privileges locally.
- CVE-2024-38256Medium
A vulnerability in Windows Kernel-Mode Driver allows information disclosure. An attacker could exploit this flaw to access data that should be protected.
- CVE-2020-1143High
Elevation of privilege vulnerability in Windows kernel-mode driver. An attacker logged on to the system can run a specially crafted application to execute arbitrary code in kernel mode, potentially installing programs, modifying data, or creating accounts with full user rights.
Original NVD description (English source)
Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized attacker to elevate privileges locally.